<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      "use strick";

      const info = {
        age: 20,
        name: "jack",
        say() {
          console.log(this); //info
          //-----
          const fn = () => {
            console.log(this); //
          };
          fn(); //info
          //-----
        },
      };

      info.say(); //info
    </script>
  </body>
</html>
